/**
 * @author 涛哥
 * @nick_name "deep as the sea"
 * @contact qq:657270652 wx:doit_edu
 * @site www.doitedu.cn
 * @date 2021-03-05
 * @desc for循环中的各种变量作用域区别
 */
public class A {

    /*public static int t(int a,int b){
        return a+b;
    }*/


    public static void main(String[] args) {
        int a = 3;
        int b = 6;
        int x = a*a + b*b;
    }

}
